Show:
Multiplying by a 1-digit number
Multiplying by a 2-digit number
Dividing by a 1-digit number
Factors
Multiples
100

345 x 3

1,035

100

453 x 12

5,436

100

72 ÷ 4

18

100

What are the factors of 7?

Is it a prime or composite number?

Factors: 1,7

Prime

100

Find the next 3 multiples of 4:

4, 8, 12, 16, ____, ____, ____

20,24,28

200

546 x 4

2,184

200

555 x 45

24,975

200

97 ÷ 3

32 R1

200

What are the factors of 12?

Is it a prime or composite number?

Factors: 1,2,3,4,6,12

Composite number

200

Is 38 a multiple of 4?

No

300

1,345 x 3

4,035

300

2,504 x 32

80,128

300

382 ÷ 3

127 R1

300

What are the common factors of 6 and 12?

Factors of 6: 1,2,3,6

Factors of 12: 1,2,3,4,6,12

Common factors: 1,2,3,6

300

Find the first common multiple of 4 and 7

4: 4,8,12,16,20,24,28

7:7,14,21,28

Common multiple: 28

400

2,456 x 4

9,824

400

5,432 x 53

287,896

400

487 ÷ 5

97 R2

400

What are the common factors of 10 and 25?

Factors of 10: 1,2,5,10

Factors of 25: 1,5,25

Common Factors: 1,5

400

Find the first common multiple of 6 and 4

6:6,12

4:4,8,12

Common multiple: 12

500

4,565 x 5

22,825

500

6,244 x 54

337,176

500

4273 ÷ 4

1,068 R1

500

What are the common factors of 18 and 24?

Factors of 18: 1,2,3,6,9,18

Factors of 24: 1,2,3,4,6,8,12,24

500

Find the first common multiple of 5 and 6

6,12,18,24,30

5,10,15,20,25,30


common multiple: 30